/Engine/Plugins/Runtime/CommonUI/Source/CommonUI/Public/CommonGameViewportClient.h
typedef TBaseDelegate_FourParams< void, [FInputDeviceId](API\Runtime\Core\Misc\FInputDeviceId), [FKey](API\Runtime\InputCore\FKey), EInputEvent, [FReply](API\Runtime\SlateCore\Input\FReply) & > FOnRerouteInputDelegate